212133100411 has 4 divisors (see below), whose sum is σ = 212134255992. Its totient is φ = 212131944832.

The previous prime is 212133100229. The next prime is 212133100429. The reversal of 212133100411 is 114001331212.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 212133100411 - 2¹⁷ = 212132969339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212133100511) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 234406 + ... + 692251.

It is an arithmetic number, because the mean of its divisors is an integer number (53033563998).

Almost surely, 2^212133100411 is an apocalyptic number.

212133100411 is a deficient number, since it is larger than the sum of its proper divisors (1155581).

212133100411 is an equidigital number, since it uses as much as digits as its factorization.

212133100411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1155580.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 212133100411 its reverse (114001331212), we get a palindrome (326134431623).

The spelling of 212133100411 in words is "two hundred twelve billion, one hundred thirty-three million, one hundred thousand, four hundred eleven".